Chapter 21: Transition Metals and Coordination Chemistry

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Chapter 21 Transition Metals and Coordination
Chemistry

• Review of Transition Metal properties
• Coordination Compounds
• Isomerism
• Crystal Field Theory
• This is covered in textbook sections
• 21.1 (first half)
• 21.3 (skip nomenclature)
• 21.4
• 21.5
• 21.6

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Figure 21.5
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Figure 21.6 Bidentate and Monodentate Ligands
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Table21.13

• Common
• Ligands

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Figure 21.7 The Coordination of EDTA with a 2
Metal Ion
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Figure 21.16
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Example 1

• Which of the following are isomers? For those
  that
• are isomers, identify the type of isomerism they
• demonstrate.
• Co(NCS)(NH3)5 Co(SCN)(NH3)5
• PtCl(NH3)32PtCl4 Pt(NH3)4PtCl3(NH3)2
  
• K3Fe(CN)6 K4Fe(CN)6
• Co(NO3)(NH3)5SO4 Co(SO4)(NH3)5NO3

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Example 2

• Does the complex ion Cr(en)(ox)2
• exhibit optical isomerism? Explain.

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Figure 21.20 The d Orbitals in an Octahedral
Field
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The Spectrochemical Series

• CN-gtNO2-gtengtNH3gtH2OgtF-gtCl- gtBr-gtI-
• strong field weak field
• large D small D

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Example 3

• How many unpaired electrons would you
• expect to find in the octahedral complex
• CoF63-?

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Example 4

• One of the following compounds is pink
• and the other is blue. Which is which?
• Explain your answer.
• CoCl42- and Co(H2O)62